What worried the mother most was __________ the Internet after class in this school.
| A．her son’s not forbidding surfing | B．her son’s not being forbidden to surf |
| C．her son’s being not forbidden to surf | D．her son’s having not forbidden surfing |
What shall we use for power when all the oil in the world has _________?
| A．given out | B．put out | C．held up | D．used up |
Your uncle seems to be a good driver: _______, I wouldn’t dare to travel in his car.
| A．even so | B．even though | C．therefore | D．so |
Seeing the car trapped in the snow drift, the driver didn’t know ______ it.
| A．how to do | B．what to do |
| C．how to deal with | D．how to do with |
________ English will help to communicate _____ people from different countries in the world.
| A．Known; with | B．Knowing; with | C．To know; to | D．To know; in |
— I have just had my watch repaired.
—How much did they ______ you?
| A．pay | B．charge | C．cost | D．spend |